| Q.10 | X-linked recessive disorders are most commonly exhibited by —- because——- | |
| Ans | 1. females, because they have two X-chromosomes and are therefore more likely to inherit one with a disease | |
| 2. males, because they have only one X-chromosome | ||
| 3. females, because one of their X-chromosomes is deactivated | ||
| 4. both males and females, because of equal penetrance |
Correct Ans Provided: 2